Free variety software for linux

PHP is a widely-used Open Source general-purpose scripting language that is especially suited for Web development and can be embedded into HTML. Its syntax draws upon C, Java, and Perl, and is easy to learn.

PHP runs on many different platforms and can be used as a standalone executable or as a module under a variety of Web servers. It has excellent support for databases, XML, LDAP, IMAP, Java, various Internet protocols, and general data manipulation, and is extensible via its powerful API.

PHP project is actively developed and supported by a talented and energetic international team. Numerous Open Source and commercial PHP-based application packages are available.

tuneroid is a tuner for variety of musical instruments. It is designed to tune musical instruments on PC using a microphone or directly connecting the instrument to the PCs sound card.

Filesystems HOWTO is about filesystems and accessing filesystems from several OSes.

This HOWTO is a document that describes a wide variety of filesystems and instructs you on how to access them from a wide variety of operating systems.

Ifrename allow the user to decide what name a network interface will have. This package can use a variety of selectors to specify how interface names match the network interfaces on the system, the most common selector is the interface MAC address.

RPitch project is an application that helps users develop a sense of relative audio pitch which is the ability to recognize and name the distance between two musical notes simply by hearing them.

It uses the Java MIDI API to synthesize notes from a wide variety of instruments.

Grey Matter is a CGI-based logging application suitable for a variety of purposes, mainly blogging. The project doesnt require a backend database and features a very flexible template system, as well as a karma and comment system.
Enhancements:
- Continuing code refactoring, with small admin UI enhancements such as paging on very long screens.
- Contains security enhancements and bugfixes as well.

Dosage is an application that keeps a local "mirror" of specific Web comics, with a variety of options for naming schemes and updating options.

Dosage project supports a recursive "catch-up" method, where it traverses a comic by essentially visiting previous comics and picking out the comics. An ever growing number of Web comics are available to satisfy your addiction.

Sanselan is a Pure-Java library reads & writes a variety of image formats, including fast parsing of image metadata (size, color space, icc profile, etc.).

This library is pure Java. Its slow, consequently, but perfectly portable. Its easier to use than ImageIO/JAI/Toolkit (Sun/Javas image support), supports more formats (and supports them more correctly). It also provides easy access to metadata.

Although not yet version 1.0, sanselan is working and is use by a number of projects in production.

It is Open Source; free as in freedom and free as in beer.